(x+2y)*dx+(2x+3y)*dy=0

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Solution for (x+2y)*dx+(2x+3y)*dy=0 equation: 


Simplifying
(x + 2y) * dx + (2x + 3y) * dy = 0

Reorder the terms for easier multiplication:
dx(x + 2y) + (2x + 3y) * dy = 0
(x * dx + 2y * dx) + (2x + 3y) * dy = 0

Reorder the terms:
(2dxy + dx2) + (2x + 3y) * dy = 0
(2dxy + dx2) + (2x + 3y) * dy = 0

Reorder the terms for easier multiplication:
2dxy + dx2 + dy(2x + 3y) = 0
2dxy + dx2 + (2x * dy + 3y * dy) = 0
2dxy + dx2 + (2dxy + 3dy2) = 0

Reorder the terms:
2dxy + 2dxy + dx2 + 3dy2 = 0

Combine like terms: 2dxy + 2dxy = 4dxy
4dxy + dx2 + 3dy2 = 0

Solving
4dxy + dx2 + 3dy2 = 0

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Factor out the Greatest Common Factor (GCF), 'd'.
d(4xy + x2 + 3y2) = 0

Factor a trinomial.
d((x + y)(x + 3y)) = 0


Subproblem 1
Set the factor 'd' equal to zero and attempt to solve:

Simplifying
d = 0

Solving
d = 0

Move all terms containing d to the left, all other terms to the right.

Simplifying
d = 0

Subproblem 2
Set the factor '(x + y)' equal to zero and attempt to solve:

Simplifying
x + y = 0

Solving
x + y = 0

Move all terms containing d to the left, all other terms to the right.

Add '-1x' to each side of the equation.
x + -1x + y = 0 + -1x

Combine like terms: x + -1x = 0
0 + y = 0 + -1x
y = 0 + -1x
Remove the zero:
y = -1x

Add '-1y' to each side of the equation.
y + -1y = -1x + -1y

Combine like terms: y + -1y = 0
0 = -1x + -1y

Simplifying
0 = -1x + -1y

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

Subproblem 3
Set the factor '(x + 3y)' equal to zero and attempt to solve:

Simplifying
x + 3y = 0

Solving
x + 3y = 0

Move all terms containing d to the left, all other terms to the right.

Add '-1x' to each side of the equation.
x + -1x + 3y = 0 + -1x

Combine like terms: x + -1x = 0
0 + 3y = 0 + -1x
3y = 0 + -1x
Remove the zero:
3y = -1x

Add '-3y' to each side of the equation.
3y + -3y = -1x + -3y

Combine like terms: 3y + -3y = 0
0 = -1x + -3y

Simplifying
0 = -1x + -3y

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
d = {0}

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